McMaster-Carr logo
    Filter by
    Wrench Style
    System of Measurement
    Drive Size
    Square Drive Size
    Attribute Image
    Wrench Opening Shape
    Bolt Clearance Type
    Socket Shape
    Drive Type
    Socket Type
    U.S.–Mexico–Canada Agreement (USMCA) Qualifying
    DFARS Specialty Metals
    Export Control Classification Number (ECCN)
    Industrial Info Snippet
    Material
    Center-to-Center Length
    Attribute Image
    Thickness
    Attribute Image
    Socket Style
    Container Type
    Forward
    Enter e-mail addresses in the fields below
    Message
    Cancel
    Print
    How can we improve?
    Comments
    E-mail address (if you would like a response)
    8 Products

    Wrench Heads

    Image of System. Wrench and Socket Extension Not Included. Front orientation. Wrench Heads. Wrench Heads.
    Image of Product. Front orientation. Contains Annotated. Wrench Heads. Wrench Heads.

    Wrench and Socket

    Extension Not Included

    Reach nuts obstructed by a fluid line or other barrier with these wrench heads. Connect them to your socket extension and ratchet wrench to turn fasteners where clearance is limited from both the top and side. You can also attach one directly to your ratchet wrench to convert it into an open-ended ratcheting wrench. Also known as crowfoot wrenches.
    Drive Size,
    mm
    Overall
    Lg.
    Thk.
    Ctr.-to-Ctr.
    Lg.
    Material
    Wrench Opening
    Shape
    Each
    1/2" Square Drive
    423 13/16"3/8"2 1/4"Chrome-Plated SteelRound1882N58000000
     

    12-Point Sockets

    The 12-point shape quickly positions on hex fasteners. These sockets are for hand-driven use only.
    Chrome-Plated Steel
    Image of Product. Front orientation. Sockets. 12-Point Sockets, Chrome-Plated Steel, Standard Clearance.
    Image of Specification. Front orientation. 12-Point Socket.

    Standard

    Clearance

    12-Point

    Socket

    Standard Clearance
    Drive Size,
    mm
    OD
    Socket
    Shape
    For Drive Style
    Overall
    Lg.
    Each
    3/4" Square Drive
    422 7/32"12-PointExternal 12-Point, External Hex
    		2 9/16"7312A39000000
     

    6-Point Impact Sockets

    Achieve the best possible grip on hex fasteners and prevent rounding. These sockets are made to withstand the high torque and force of impact tools.
    Standard Clearance
    Image of Product. Front orientation. Sockets. 6-Point Impact Sockets, Standard Clearance.
    Image of Attribute. Front orientation. Contains Annotated. 6-Point Impact Sockets.
    Image of Specification. Front orientation. 6-Point Socket.

    6-Point

    Socket

    3/4" Square Drive and 1" Square Drive—3/4", 1", and 1 1/2" square drive size sockets require a locking retainer. Use with an impact wrench that has a pin-style socket retainer, or use a socket retaining ring with tools that have a hole- or hole-and-ring style socket retainer.
    Sockets
    Retaining Rings
    Clearance
    Dp.
    Drive Size,
    mm
    Nut
    Bolt
    Compatible Retaining
    Ring ID
    Material
    Overall
    Lg.
    Socket
    Shape
    Each
    Each
    3/4" Square Drive
    421 1/8"1 45/64"1 5/8"Black-Oxide Steel2 3/4"6-Point54175A720000005552A3800000
     
    1" Square Drive
    421"1 1/2"2 1/8"Black-Oxide Steel2 11/16"6-Point54155A19000005550A620000
     

    12-Point Socket Sets

    Made in the U.S.A., these tools handle the toughest industrial applications, provide the best grip on fasteners, and have a superior finish. The 12-point shape quickly positions on hex fasteners.
    Sockets with Drive Tools—Chrome-Plated Steel
    Image of Product. Front orientation. Sockets. 12-Point Socket Sets, Sockets with Drive Tools—Chrome-Plated Steel.
    Image of Specification. Front orientation. 12-Point Socket.

    12-Point

    Socket

    No. of
    Pieces
    Components Included
    Includes
    Container
    Type
    Socket
    Shape
    Drive Size, mm
    Each
    3/4" Square Drive
    3024 Sockets
    2 Drive Tools
    3 Extensions
    Universal Joint    		Standard: 19 mm, 21 mm, 22 mm, 23 mm, 24 mm, 25 mm, 26 mm, 27 mm, 28 mm, 29 mm, 30 mm, 31 mm, 32 mm, 35 mm; 36 mm, 38 mm, 41 mm
    Standard (cont.): 42 mm, 46 mm, 50 mm, 54 mm, 55 mm, 58 mm, 60 mm
    17 1/2" Long Sliding-Head Wrench Handle
    24" Long Ratchet Wrench 3 1/2" Long Extension
     8" Long Extension,
    16" Long Extension    		Metal Case12-Point19, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 35, 36, 38, 41, 42, 46, 50, 54, 55, 58, 607874N112000000000
     
    Socket Organizers
    Each
    Foam Socket Organizer for 22 Piece 3/4" Square Drive Size Set5243A220000000
    back to top